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Diffstat (limited to 'src/test')
| -rwxr-xr-x | src/test/com/jogamp/opengl/test/junit/jogl/acore/TestFloatUtil01MatrixMatrixMultNOUI.java | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestFloatUtil01MatrixMatrixMultNOUI.java b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestFloatUtil01MatrixMatrixMultNOUI.java new file mode 100755 index 000000000..42b5972bb --- /dev/null +++ b/src/test/com/jogamp/opengl/test/junit/jogl/acore/TestFloatUtil01MatrixMatrixMultNOUI.java @@ -0,0 +1,113 @@ +/** + * Copyright 2012 JogAmp Community. All rights reserved. + * + * Redistribution and use in source and binary forms, with or without modification, are + * permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this list of + * conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, this list + * of conditions and the following disclaimer in the documentation and/or other materials + * provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY JogAmp Community ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND + * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL JogAmp Community OR + * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON + * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING + * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + * + * The views and conclusions contained in the software and documentation are those of the + * authors and should not be interpreted as representing official policies, either expressed + * or implied, of JogAmp Community. + */ + +package com.jogamp.opengl.test.junit.jogl.acore; + +import org.junit.Assert; +import org.junit.Test; + +import com.jogamp.opengl.FloatUtil; + +public class TestFloatUtil01MatrixMatrixMultNOUI { + + final float[] m1 = new float[]{ 1, 3, 4, 0, + 6, 7, 8, 5, + 98, 7, 6, 9, + 54, 3, 2, 5 }; + + final float[] m2 = new float[]{ 1, 6, 98, 54, + 3, 7, 7, 3, + 4, 8, 6, 2, + 0, 5, 9, 5 }; + + final float[] m1xm2_RM = // m2xm1_CM + new float[]{ 26, 59, 143, 71, + 59, 174, 730, 386, + 143, 730, 9770, 5370, + 71, 386, 5370, 2954 }; + + final float[] m2xm1_RM = // m1xm2_CM + new float[]{12557, 893, 748, 1182, + 893, 116, 116, 113, + 748, 116, 120, 104, + 1182, 113, 104, 131 }; + + public static final void multMatrixf_RM(final float[] a, int a_off, final float[] b, int b_off, float[] d, int d_off) { + for (int i = 0; i < 4; i++) { + final float ai0=a[a_off+i*4+0], ai1=a[a_off+i*4+1], ai2=a[a_off+i*4+2], ai3=a[a_off+i*4+3]; + d[d_off+i*4+0] = ai0 * b[b_off+0*4+0] + ai1 * b[b_off+1*4+0] + ai2 * b[b_off+2*4+0] + ai3 * b[b_off+3*4+0] ; + d[d_off+i*4+1] = ai0 * b[b_off+0*4+1] + ai1 * b[b_off+1*4+1] + ai2 * b[b_off+2*4+1] + ai3 * b[b_off+3*4+1] ; + d[d_off+i*4+2] = ai0 * b[b_off+0*4+2] + ai1 * b[b_off+1*4+2] + ai2 * b[b_off+2*4+2] + ai3 * b[b_off+3*4+2] ; + d[d_off+i*4+3] = ai0 * b[b_off+0*4+3] + ai1 * b[b_off+1*4+3] + ai2 * b[b_off+2*4+3] + ai3 * b[b_off+3*4+3] ; + } + } + + @Test + public void testCM_m1xm2(){ + + float[] r = new float[16]; + + FloatUtil.multMatrixf(m1, 0, m2, 0, r, 0); + + Assert.assertArrayEquals(m2xm1_RM, r, 0f); + } + + @Test + public void testCM_m2xm1(){ + + float[] r = new float[16]; + + FloatUtil.multMatrixf(m2, 0, m1, 0, r, 0); + + Assert.assertArrayEquals(m1xm2_RM, r, 0f); + } + + @Test + public void testRM_m1xm2(){ + + float[] r = new float[16]; + + multMatrixf_RM(m1, 0, m2, 0, r, 0); + + Assert.assertArrayEquals(m1xm2_RM, r, 0f); + } + + @Test + public void testRM_m2xm1(){ + + float[] r = new float[16]; + + multMatrixf_RM(m2, 0, m1, 0, r, 0); + + Assert.assertArrayEquals(m2xm1_RM, r, 0f); + } + + public static void main(String args[]) { + org.junit.runner.JUnitCore.main(TestFloatUtil01MatrixMatrixMultNOUI.class.getName()); + } +} |